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 | 11th Division 12th Field Coy (Australian) |
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 | 11th Division Engineer Unit (Australian) |
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 | 11TH DIVISION (Australian) |
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 | 11th Field Anti-aircraft Defence Unit (Japanese) |
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 | 11th Group (Japanese) |
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 | 11th Independent Engineer Regt 2 Debarkation Group (Japanese) |
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 | 11th Kure Air Defense Unit (Japanese) |
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 | 11th Motor Torpedo Boat Sqn (Japanese) |
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 | 11th Transport Flying Sqn (Japanese) |
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 | 11th Wewak Transport Convoy (Japanese) |
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 | 122nd Infantry Regt Conscript Reserve (Japanese) |
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 | 122nd Infantry Regt (Japanese) |
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 | 123rd Infantry Regiment (Japanese) |
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 | Central Pacific |
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 | Japan–Formosa |
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 | Melanesia (PNG, Irian Jaya & Solomon Islands) |
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  | Aitape–Wewak Area |
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  | Dutch New Guinea (Irian Jaya) |
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  | Hollandia (Jayapura) |
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  | Melanesia (PNG, Irian Jaya & Solomon Islands) |
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  | New Guinea |
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  | Sentani |
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  | Wewak |
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 | 123rd Line of Communication Hospital (Japanese) |
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 | 12th Air Brigade (Japanese) |
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 | 12th Air Fleet HQ (Japanese) |
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 | 12th Army Staff Training Unit (Japanese) |
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 | 12th Field Anti-aircraft Artillery HQ (Japanese) |
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 | 12th Field Anti-aircraft Defence Unit (Japanese) |
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 | 12th Torpedo Boat Sqn (Japanese) |
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